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source: configure @ e9eee04

Last change on this file since e9eee04 was e9eee04, checked in by Jelmer Vernooĳ <jelmer@…>, at 2022-08-22T14:48:16Z

configure: remove -fno-strict-aliasing

lib/json.c seems to be the last place where -fno-strict-aliasing was
needed. It is obsolete now and we can remove it.

Bug: https://bugs.gentoo.org/861371
Signed-off-by: Petr Vaněk <arkamar@…>

Property mode set to 100755

File size: 25.0 KB

Line
1	#!/bin/sh
2
3	##############################
4	## Configurer for BitlBee ##
5	## ##
6	## Copyright 2004 Lintux ##
7	## Copyright 2002 Lucumo ##
8	##############################
9
10	prefix='/usr/local/'
11	bindir='$prefix/bin/'
12	sbindir='$prefix/sbin/'
13	etcdir='$prefix/etc/bitlbee/'
14	mandir='$prefix/share/man/'
15	datadir='$prefix/share/bitlbee/'
16	config='/var/lib/bitlbee/'
17	libdir='$prefix/lib/'
18	plugindir='$prefix/lib/bitlbee/'
19	includedir='$prefix/include/bitlbee/'
20	systemdsystemunitdir=''
21	libevent='/usr/'
22	pidfile='/var/run/bitlbee.pid'
23	ipcsocket=''
24	pcdir='$prefix/lib/pkgconfig'
25	systemlibdirs="/lib64 /usr/lib64 /usr/local/lib64 /lib /usr/lib /usr/local/lib"
26	sysroot=''
27
28	configure_args="$@"
29
30	# Set these to default-on to let it be overriden by either the user or purple
31	#
32	# If the user sets one of these to 1, purple won't disable them.
33	# Otherwise, if it's still default-on, it gets included in normal builds,
34	# but not purple ones.
35	jabber="default-on"
36
37	twitter=1
38	purple=0
39
40	verbose=0
41	doc=1
42	debug=0
43	strip=0
44	gcov=0
45	asan=0
46	plugins=1
47	otr=0
48
49	events=glib
50	external_json_parser=auto
51	ssl=auto
52
53	pam=0
54	ldap=0
55
56	pie=1
57
58	arch=$(uname -s)
59	arch_rel=$(uname -r)
60
61	GLIB_MIN_VERSION=2.32
62
63	# Cygwin, Darwin and SunOS < 5.11 do not support PIC/PIE
64	case "$arch" in
65	CYGWIN* )
66	pie=0;;
67	Darwin )
68	pie=0;;
69	SunOS )
70	if [ "$arch_rel" = "5.10" ]; then
71	pie=0
72	fi
73	;;
74	esac
75
76	get_version() {
77	REAL_BITLBEE_VERSION=$(grep '^#define BITLBEE_VERSION ' $srcdir/bitlbee.h \| sed 's/.\"$.$\".*/\1/')
78
79	if [ -n "$BITLBEE_VERSION" ]; then
80	# environment variable already set to something to spoof it
81	# don't replace it with the git stuff
82	return
83	fi
84
85	BITLBEE_VERSION=$REAL_BITLBEE_VERSION
86
87	if [ -d $srcdir/.git ] && type git > /dev/null 2> /dev/null; then
88	timestamp=$(cd $srcdir; git show -s --format=%ci HEAD \| sed 's/ .*$//; s/-//g')
89	branch=$(cd $srcdir; git rev-parse --abbrev-ref HEAD)
90
91	search='$.$-$[0-9]$-$g[0-9a-f]*$'
92	replace="\1+$timestamp+$branch+\2-\3-git"
93
94	describe=$(cd $srcdir; git describe --long --tags 2>/dev/null)
95	if [ $? -ne 0 ]; then
96	describe=${REAL_BITLBEE_VERSION}-0-g$(cd $srcdir; git rev-parse --short HEAD)
97	fi
98
99	BITLBEE_VERSION=$(echo $describe \| sed "s#$search#$replace#")
100
101	unset timestamp branch search replace describe
102	fi
103	}
104
105	if [ "$1" = "--dump-version" ]; then
106	srcdir=$(cd $(dirname $0);pwd)
107	get_version
108	echo $BITLBEE_VERSION
109	exit
110	fi
111
112	echo BitlBee configure
113
114	while [ -n "$1" ]; do
115	e="$(expr "X$1" : 'X--$.=.$')"
116	if [ -z "$e" ]; then
117	cat<<EOF
118
119	Usage: $0 [OPTIONS]
120
121	Option Description Default
122
123	--prefix=... Directories to put files in $prefix
124	--bindir=... $bindir
125	--sbindir=... $sbindir
126	--etcdir=... $etcdir
127	--mandir=... $mandir
128	--datadir=... $datadir
129	--plugindir=... $plugindir
130	--systemdsystemunitdir=... $systemdsystemunitdir
131	--pidfile=... $pidfile
132	--config=... $config
133
134	--verbose=0/1 Disable/enable verbose build $verbose
135
136	--jabber=0/1 Disable/enable Jabber part $jabber
137	--twitter=0/1 Disable/enable Twitter part $twitter
138
139	--purple=0/1 Disable/enable libpurple support $purple
140	(automatically disables other protocol modules)
141
142	--pam=0/1 Disable/enable PAM authentication $pam
143	--ldap=0/1 Disable/enable LDAP authentication $ldap
144
145	--doc=0/1 Disable/enable help.txt generation $doc
146	--debug=0/1 Disable/enable debugging $debug
147	--strip=0/1 Disable/enable binary stripping $strip
148	--pie=0/1 Build position independent executable $pie
149	--gcov=0/1 Disable/enable test coverage reporting $gcov
150	--asan=0/1 Disable/enable AddressSanitizer $asan
151	--plugins=0/1 Disable/enable plugins support $plugins
152	--otr=0/1/auto/plugin
153	Disable/enable OTR encryption support $otr
154
155	--events=... Event handler (glib, libevent) $events
156	--ssl=... SSL library to use (gnutls, nss, openssl, auto)
157	$ssl
158	--external_json_parser=0/1/auto Use External JSON parser $external_json_parser
159
160
161	--target=... Cross compilation target same as host
162	--sysroot=... Cross compilation sysroot $sysroot
163	EOF
164	exit;
165	fi
166	eval "$e"
167	shift;
168	done
169
170	# Expand $prefix and get rid of double slashes
171	bindir=$(eval echo "$bindir/" \| sed 's/\/\{1,\}/\//g')
172	sbindir=$(eval echo "$sbindir/" \| sed 's/\/\{1,\}/\//g')
173	etcdir=$(eval echo "$etcdir/" \| sed 's/\/\{1,\}/\//g')
174	mandir=$(eval echo "$mandir/" \| sed 's/\/\{1,\}/\//g')
175	datadir=$(eval echo "$datadir/" \| sed 's/\/\{1,\}/\//g')
176	config=$(eval echo "$config/" \| sed 's/\/\{1,\}/\//g')
177	libdir=$(eval echo "$libdir/" \| sed 's/\/\{1,\}/\//g')
178	plugindir=$(eval echo "$plugindir/" \| sed 's/\/\{1,\}/\//g')
179	includedir=$(eval echo "$includedir"/ \| sed 's/\/\{1,\}/\//g')
180	libevent=$(eval echo "$libevent"/ \| sed 's/\/\{1,\}/\//g')
181
182	pidfile=$(eval echo "$pidfile" \| sed 's/\/\{1,\}/\//g')
183	ipcsocket=$(eval echo "$ipcsocket" \| sed 's/\/\{1,\}/\//g')
184	pcdir=$(eval echo "$pcdir" \| sed 's/\/\{1,\}/\//g')
185
186	protocols_mods=""
187
188	cat <<EOF >Makefile.settings
189	## BitlBee settings, generated by configure
190
191	# ./configure $configure_args
192
193	PREFIX=$prefix
194	BINDIR=$bindir
195	SBINDIR=$sbindir
196	ETCDIR=$etcdir
197	MANDIR=$mandir
198	DATADIR=$datadir
199	PLUGINDIR=$plugindir
200	CONFIG=$config
201	LIBDIR=$libdir
202	INCLUDEDIR=$includedir
203	PCDIR=$pcdir
204
205	TARGET=$target
206
207	INSTALL=install -p
208
209	DESTDIR=
210	LFLAGS=
211	EFLAGS=-lm
212	EOF
213
214	srcdir=$(cd $(dirname $0);pwd)
215	currdir=$(pwd)
216	if [ "$srcdir" != "$currdir" ]; then
217	echo
218	echo "configure script run from a different directory. Will create some symlinks..."
219	if [ ! -e Makefile -o -L Makefile ]; then
220	COPYDIRS="doc lib protocols tests utils"
221	mkdir -p $(cd "$srcdir"; find $COPYDIRS -type d)
222	find . -name Makefile -type l -print0 \| xargs -0 rm 2> /dev/null
223	dst="$PWD"
224	cd "$srcdir"
225	for i in $(find . -name Makefile -type f); do
226	ln -s "$PWD${i#.}" "$dst/$i";
227	done
228	cd "$dst"
229	rm -rf .bzr
230	fi
231
232	echo "_SRCDIR_=$srcdir/" >> Makefile.settings
233	CFLAGS="$CFLAGS -I${dst}"
234	else
235	srcdir=$PWD
236	fi
237
238	cat<<EOF >config.h
239	/* BitlBee settings, generated by configure
240
241	Do NOT use any of these defines in your code without thinking twice, most
242	of them can/will be overridden at run-time */
243
244	#define BITLBEE_CONFIGURE_ARGS "$configure_args"
245
246	#define CONFIG "$config"
247	#define ETCDIR "$etcdir"
248	#define VARDIR "$datadir"
249	#define PLUGINDIR "$plugindir"
250	#define DATADIR "$datadir"
251	#define PIDFILE "$pidfile"
252	#define IPCSOCKET "$ipcsocket"
253	EOF
254
255
256
257	if [ -n "$target" ]; then
258	# prepend sysroot to system lib dirs
259
260	systemlibdirs_cross=''
261	for i in $systemlibdirs; do
262	systemlibdirs_cross="$systemlibdirs_cross $sysroot$i"
263	done
264	systemlibdirs=$systemlibdirs_cross
265	unset systemlibdirs_cross
266
267	# backward compatibility
268
269	if [ -z "$PKG_CONFIG_LIBDIR" ]; then
270	PKG_CONFIG_LIBDIR=/usr/$target/lib/pkgconfig
271	export PKG_CONFIG_LIBDIR
272	fi
273
274	if [ -d /usr/$target/bin ]; then
275	PATH=/usr/$target/bin:$PATH
276	fi
277
278	if [ -d /usr/$target/lib ]; then
279	systemlibdirs="$systemlibdirs /usr/$target/lib"
280	fi
281
282	CC=$target-cc
283	LD=$target-ld
284	STRIP=$target-strip
285	fi
286
287	if [ "$asan" = "1" ]; then
288	CFLAGS="$CFLAGS -fsanitize=address"
289	LDFLAGS="$LDFLAGS -fsanitize=address"
290	debug=1
291	fi
292
293	if [ "$verbose" = "0" ]; then
294	echo 'VERBOSE=@' >> Makefile.settings
295	else
296	echo 'VERBOSE=' >> Makefile.settings
297	fi
298
299	cat <<EOF >>Makefile.settings
300
301	# Enable/disable output verbosity
302	ifdef V
303	ifeq (\$(V),1)
304	VERBOSE=
305	else
306	VERBOSE=@
307	endif
308	endif
309
310	EOF
311
312	if [ "$debug" = "1" ]; then
313	echo 'DEBUG=1' >> Makefile.settings
314	CFLAGS="$CFLAGS -g3 -DDEBUG -O0"
315	else
316	[ -z "$CFLAGS" ] && CFLAGS="-g -O2"
317	fi
318
319	if [ "$pie" = "1" ]; then
320	echo 'CFLAGS_BITLBEE=-fPIE' >> Makefile.settings
321	echo 'LDFLAGS_BITLBEE=-pie' >> Makefile.settings
322	fi
323
324	echo LDFLAGS=$LDFLAGS >> Makefile.settings
325
326	echo CFLAGS=$CFLAGS $CPPFLAGS >> Makefile.settings
327	echo CFLAGS+=-I${srcdir} -I${srcdir}/lib -I${srcdir}/protocols -I. >> Makefile.settings
328
329	echo CFLAGS+=-DHAVE_CONFIG_H -D_GNU_SOURCE >> Makefile.settings
330
331	if [ -n "$CC" ]; then
332	CC=$CC
333	elif type gcc > /dev/null 2> /dev/null; then
334	CC=gcc
335	elif type cc > /dev/null 2> /dev/null; then
336	CC=cc
337	else
338	echo 'Cannot find a C compiler, aborting.'
339	exit 1;
340	fi
341
342	echo "CC=$CC" >> Makefile.settings;
343	if echo $CC \| grep -qw 'gcc\\|clang'; then
344	# Apparently -Wall is gcc-specific?
345	echo CFLAGS+=-Wall -Wformat -Werror=format-security >> Makefile.settings
346	fi
347
348	if [ -z "$LD" ]; then
349	if type ld > /dev/null 2> /dev/null; then
350	LD=ld
351	else
352	echo 'Cannot find ld, aborting.'
353	exit 1;
354	fi
355	fi
356
357	echo "LD=$LD" >> Makefile.settings
358
359	if [ -z "$PKG_CONFIG" ]; then
360	PKG_CONFIG=pkg-config
361	fi
362
363	if ! $PKG_CONFIG --version > /dev/null 2>/dev/null; then
364	echo
365	echo 'Cannot find pkg-config, aborting.'
366	exit 1
367	fi
368
369	if $PKG_CONFIG glib-2.0; then
370	if $PKG_CONFIG glib-2.0 --atleast-version=$GLIB_MIN_VERSION; then
371	cat<<EOF >>Makefile.settings
372	EFLAGS+=$($PKG_CONFIG --libs glib-2.0 gmodule-2.0)
373	CFLAGS+=$($PKG_CONFIG --cflags glib-2.0 gmodule-2.0)
374	EOF
375	else
376	echo
377	echo 'Found glib2 '$($PKG_CONFIG glib-2.0 --modversion)', but version '$GLIB_MIN_VERSION' or newer is required.'
378	exit 1
379	fi
380	else
381	echo
382	echo 'Cannot find glib2 development libraries, aborting. (Install libglib2-dev?)'
383	exit 1
384	fi
385
386	if [ "$events" = "libevent" ]; then
387	if ! [ -f "${libevent}include/event.h" ]; then
388	echo
389	echo 'Warning: Could not find event.h, you might have to install it and/or specify'
390	echo 'its location using the --libevent= argument. (Example: If event.h is in'
391	echo '/usr/local/include and binaries are in /usr/local/lib: --libevent=/usr/local)'
392	fi
393
394	echo '#define EVENTS_LIBEVENT' >> config.h
395	cat <<EOF >>Makefile.settings
396	EFLAGS+=-levent -L${libevent}lib
397	CFLAGS+=-I${libevent}include
398	EOF
399	elif [ "$events" = "glib" ]; then
400	## We already use glib anyway, so this is all we need (and in fact not even this, but just to be sure...):
401	echo '#define EVENTS_GLIB' >> config.h
402	else
403	echo
404	echo 'ERROR: Unknown event handler specified.'
405	exit 1
406	fi
407	echo 'EVENT_HANDLER=events_'$events'.o' >> Makefile.settings
408
409	if [ "$external_json_parser" = "auto" ]; then
410	if pkg-config --exists json-parser; then
411	external_json_parser=1
412	else
413	external_json_parser=0
414	fi
415	fi
416	echo "EXTERNAL_JSON_PARSER=$external_json_parser" >> Makefile.settings
417	if [ "$external_json_parser" = "1" ]; then
418	echo "CFLAGS+=$(pkg-config --cflags json-parser)" >> Makefile.settings
419	echo "LDFLAGS_BITLBEE+=$(pkg-config --libs json-parser)" >> Makefile.settings
420	echo "LDFLAGS_TESTS+=$(pkg-config --libs json-parser)" >> Makefile.settings
421	fi
422
423
424	detect_gnutls()
425	{
426	if $PKG_CONFIG --exists gnutls; then
427	cat <<EOF >>Makefile.settings
428	EFLAGS+=$($PKG_CONFIG --libs gnutls) $(libgcrypt-config --libs)
429	CFLAGS+=$($PKG_CONFIG --cflags gnutls) $(libgcrypt-config --cflags)
430	EOF
431	ssl=gnutls
432	if ! $PKG_CONFIG gnutls --atleast-version=2.8; then
433	echo
434	echo 'Warning: With GnuTLS versions <2.8, certificate expire dates are not verified.'
435	fi
436	ret=1
437	elif libgnutls-config --version > /dev/null 2> /dev/null; then
438	cat <<EOF >>Makefile.settings
439	EFLAGS+=$(libgnutls-config --libs) $(libgcrypt-config --libs)
440	CFLAGS+=$(libgnutls-config --cflags) $(libgcrypt-config --cflags)
441	EOF
442
443	ssl=gnutls
444	ret=1;
445	else
446	ret=0;
447	fi;
448	}
449
450	detect_nss()
451	{
452	if $PKG_CONFIG --version > /dev/null 2>/dev/null && $PKG_CONFIG nss; then
453	cat<<EOF >>Makefile.settings
454	EFLAGS+=$($PKG_CONFIG --libs nss)
455	CFLAGS+=$($PKG_CONFIG --cflags nss)
456	EOF
457
458	ssl=nss
459	ret=1;
460	else
461	ret=0;
462	fi;
463	}
464
465	RESOLV_TESTCODE='
466	#include <sys/types.h>
467	#include <netinet/in.h>
468	#include <arpa/nameser.h>
469	#include <resolv.h>
470
471	int main()
472	{
473
474	res_query( NULL, 0, 0, NULL, 0);
475	dn_expand( NULL, NULL, NULL, NULL, 0);
476	dn_skipname( NULL, NULL);
477	}
478	'
479	RESOLV_NS_TESTCODE='
480	#include <sys/types.h>
481	#include <netinet/in.h>
482	#include <arpa/nameser.h>
483	#include <resolv.h>
484
485	int main()
486	{
487	ns_initparse( NULL, 0, NULL );
488	ns_parserr( NULL, ns_s_an, 0, NULL );
489	}
490	'
491	RESOLV_NS_TYPES_TESTCODE='
492	#include <sys/types.h>
493	#include <netinet/in.h>
494	#include <arpa/nameser.h>
495
496	int main()
497	{
498	ns_msg nsh;
499	ns_rr rr;
500
501	/* Not all platforms we want to work on have
502	ns_* routines, so use this to make sure
503	the compiler uses it.*/
504	return (int)(sizeof(nsh) + sizeof(rr));
505	}
506	'
507
508	BACKTRACE_TESTCODE='
509	#include <execinfo.h>
510
511	int main()
512	{
513	void *trace[16];
514	return backtrace(trace, 16);
515	}
516	'
517
518	detect_resolv_dynamic()
519	{
520	case "$arch" in
521	OpenBSD )
522	# In FreeBSD res_/dn_ routines are present in libc.so
523	LIBRESOLV=;;
524	FreeBSD )
525	# In FreeBSD res_/dn_ routines are present in libc.so
526	LIBRESOLV=;;
527	CYGWIN* )
528	# In Cygwin res_/dn_ routines are present in libc.so
529	LIBRESOLV=;;
530	* )
531	LIBRESOLV=-lresolv;;
532	esac
533	TMPFILE=$(mktemp /tmp/bitlbee-configure.XXXXXX)
534	ret=1
535	echo "$RESOLV_TESTCODE" \| $CC -o $TMPFILE -x c - $LIBRESOLV >/dev/null 2>/dev/null
536	if [ "$?" = "0" ]; then
537	echo "EFLAGS+=$LIBRESOLV" >> Makefile.settings
538	ret=0
539	fi
540
541	rm -f $TMPFILE
542	return $ret
543	}
544
545	detect_resolv_static()
546	{
547	TMPFILE=$(mktemp /tmp/bitlbee-configure.XXXXXX)
548	ret=1
549	for i in $systemlibdirs; do
550	if [ -f $i/libresolv.a ]; then
551	echo "$RESOLV_TESTCODE" \| $CC -o $TMPFILE -x c - -Wl,$i/libresolv.a >/dev/null 2>/dev/null
552	if [ "$?" = "0" ]; then
553	echo 'EFLAGS+='$i'/libresolv.a' >> Makefile.settings
554	ret=0
555	fi
556	fi
557	done
558
559	rm -f $TMPFILE
560	return $ret
561	}
562
563	detect_resolv_ns_dynamic()
564	{
565	case "$arch" in
566	FreeBSD )
567	# In FreeBSD ns_ routines are present in libc.so
568	LIBRESOLV=;;
569	* )
570	LIBRESOLV=-lresolv;;
571	esac
572	TMPFILE=$(mktemp /tmp/bitlbee-configure.XXXXXX)
573	ret=1
574	echo "$RESOLV_NS_TESTCODE" \| $CC -o $TMPFILE -x c - $LIBRESOLV >/dev/null 2>/dev/null
575	if [ "$?" = "0" ]; then
576	ret=0
577	fi
578
579	rm -f $TMPFILE
580	return $ret
581	}
582
583	detect_resolv_ns_static()
584	{
585	TMPFILE=$(mktemp /tmp/bitlbee-configure.XXXXXX)
586	ret=1
587	for i in $systemlibdirs; do
588	if [ -f $i/libresolv.a ]; then
589	echo "$RESOLV_NS_TESTCODE" \| $CC -o $TMPFILE -x c - -Wl,$i/libresolv.a >/dev/null 2>/dev/null
590	if [ "$?" = "0" ]; then
591	ret=0
592	fi
593	fi
594	done
595
596	rm -f $TMPFILE
597	return $ret
598	}
599
600	detect_nameser_has_ns_types()
601	{
602	TMPFILE=$(mktemp /tmp/bitlbee-configure.XXXXXX)
603	ret=1
604	# since we aren't actually linking with ns_* routines
605	# we can just compile the test code
606	echo "$RESOLV_NS_TYPES_TESTCODE" \| $CC -o $TMPFILE -x c - >/dev/null 2>/dev/null
607	if [ "$?" = "0" ]; then
608	ret=0
609	fi
610
611	rm -f $TMPFILE
612	return $ret
613	}
614
615	detect_backtrace()
616	{
617	TMPFILE=$(mktemp /tmp/bitlbee-configure.XXXXXX)
618	ret=1
619	echo "$BACKTRACE_TESTCODE" \| $CC -o $TMPFILE -x c - >/dev/null 2>/dev/null
620	if [ "$?" = "0" ]; then
621	ret=0
622	fi
623
624	rm -f $TMPFILE
625	return $ret
626	}
627
628	if [ "$ssl" = "auto" ]; then
629	detect_gnutls
630	if [ "$ret" = "0" ]; then
631	# Disable NSS for now as it's known to not work very well ATM.
632	#detect_nss
633	:
634	fi
635	elif [ "$ssl" = "gnutls" ]; then
636	detect_gnutls
637	elif [ "$ssl" = "nss" ]; then
638	detect_nss
639	elif [ "$ssl" = "openssl" ]; then
640	echo
641	echo 'No detection code exists for OpenSSL. Make sure that you have a complete'
642	echo 'installation of OpenSSL (including devel/header files) before reporting'
643	echo 'compilation problems.'
644	echo
645	echo 'Also, keep in mind that the OpenSSL is, according to some people, not'
646	echo 'completely GPL-compatible. Using GnuTLS is recommended and better supported'
647	echo 'by us. However, on many BSD machines, OpenSSL can be considered part of the'
648	echo 'operating system, which makes it GPL-compatible.'
649	echo
650	echo 'For more info, see: http://www.openssl.org/support/faq.html#LEGAL2'
651	echo ' http://www.gnome.org/~markmc/openssl-and-the-gpl.html'
652	echo
653	echo 'Please note that distributing a BitlBee binary which links to OpenSSL is'
654	echo 'probably illegal. If you want to create and distribute a binary BitlBee'
655	echo 'package, you really should use GnuTLS instead.'
656	echo
657	echo 'Also, the OpenSSL license requires us to say this:'
658	echo ' * "This product includes software developed by the OpenSSL Project'
659	echo ' * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"'
660
661	echo 'EFLAGS+=-lssl -lcrypto' >> Makefile.settings
662
663	ret=1
664	else
665	echo
666	echo 'ERROR: Unknown SSL library specified.'
667	exit 1
668	fi
669
670	if [ "$ret" = "0" ]; then
671	echo
672	echo 'ERROR: Could not find a suitable SSL library (GnuTLS, libnss or OpenSSL).'
673	echo ' Please note that this script doesn'\''t have detection code for OpenSSL,'
674	echo ' so if you want to use that, you have to select it by hand.'
675
676	exit 1
677	fi;
678
679	echo 'SSL_CLIENT=ssl_'$ssl'.o' >> Makefile.settings
680
681	if detect_nameser_has_ns_types; then
682	echo '#define NAMESER_HAS_NS_TYPES' >> config.h
683	fi
684	if detect_resolv_dynamic \|\| detect_resolv_static; then
685	echo '#define HAVE_RESOLV_A' >> config.h
686	if detect_resolv_ns_dynamic \|\| detect_resolv_ns_static; then
687	echo '#define HAVE_RESOLV_A_WITH_NS' >> config.h
688	fi
689	else
690	echo 'Insufficient resolv routines. Jabber server must be set explicitly'
691	fi
692
693	if detect_backtrace; then
694	echo '#define HAVE_BACKTRACE' >> config.h
695	echo '#define CRASHFILE "'$config'crash.log"' >> config.h
696	fi
697
698	STORAGES="xml"
699
700	for i in $STORAGES; do
701	STORAGE_OBJS="$STORAGE_OBJS storage_$i.o"
702	done
703	echo "STORAGE_OBJS="$STORAGE_OBJS >> Makefile.settings
704
705	authobjs=
706	authlibs=
707	if [ "$pam" = 0 ]; then
708	echo '#undef WITH_PAM' >> config.h
709	else
710	if ! echo '#include <security/pam_appl.h>' \| $CC -E - >/dev/null 2>/dev/null; then
711	echo 'Cannot find libpam development libraries, aborting. (Install libpam0g-dev?)'
712	exit 1
713	fi
714	echo '#define WITH_PAM' >> config.h
715	authobjs=$authobjs'auth_pam.o '
716	authlibs=$authlibs'-lpam '
717	fi
718	if [ "$ldap" = 0 ]; then
719	echo '#undef WITH_LDAP' >> config.h
720	else
721	if ! echo '#include <ldap.h>' \| $CC -E - >/dev/null 2>/dev/null; then
722	echo 'Cannot find libldap development libraries, aborting. (Install libldap2-dev?)'
723	exit 1
724	fi
725	echo '#define WITH_LDAP' >> config.h
726	authobjs=$authobjs'auth_ldap.o '
727	authlibs=$authlibs'-lldap '
728	fi
729	echo AUTH_OBJS=$authobjs >> Makefile.settings
730	echo EFLAGS+=$authlibs >> Makefile.settings
731
732	if [ "$strip" = 0 ]; then
733	echo "STRIP=\# skip strip" >> Makefile.settings;
734	else
735	if [ "$debug" = 1 ]; then
736	echo
737	echo 'Stripping binaries does not make sense when debugging. Stripping disabled.'
738	echo 'STRIP=\# skip strip' >> Makefile.settings
739	strip=0;
740	elif [ -n "$STRIP" ]; then
741	echo "STRIP=$STRIP" >> Makefile.settings;
742	elif type strip > /dev/null 2> /dev/null; then
743	echo "STRIP=strip" >> Makefile.settings;
744	else
745	echo
746	echo 'No strip utility found, cannot remove unnecessary parts from executable.'
747	echo 'STRIP=\# skip strip' >> Makefile.settings
748	strip=0;
749	fi;
750	fi
751
752	if [ -z "$systemdsystemunitdir" ]; then
753	if $PKG_CONFIG --exists systemd; then
754	systemdsystemunitdir=$($PKG_CONFIG --variable=systemdsystemunitdir systemd)
755	fi
756	fi
757	if [ -n "$systemdsystemunitdir" ]; then
758	if [ "$systemdsystemunitdir" != "no" ]; then
759	echo "SYSTEMDSYSTEMUNITDIR=$systemdsystemunitdir" >> Makefile.settings
760	fi
761	fi
762
763	if [ "$gcov" = "1" ]; then
764	echo "CFLAGS+=--coverage" >> Makefile.settings
765	echo "EFLAGS+=--coverage" >> Makefile.settings
766	fi
767
768	if [ "$plugins" = 0 ]; then
769	plugindir=""
770	echo '#undef WITH_PLUGINS' >> config.h
771	else
772	echo '#define WITH_PLUGINS' >> config.h
773	fi
774
775	otrprefix=""
776	if [ "$otr" = "auto" ]; then
777	! $PKG_CONFIG --exists libotr
778	otr=$?
779	fi
780
781	if [ "$otr" != 0 ] && ! $PKG_CONFIG --atleast-version=4.0 --print-errors libotr; then
782	exit 1
783	fi
784
785	if [ "$otr" = 1 ]; then
786	# BI == built-in
787	echo '#define OTR_BI' >> config.h
788	echo "EFLAGS+=$($PKG_CONFIG --libs libotr) $(libgcrypt-config --libs)" >> Makefile.settings
789	echo "CFLAGS+=$($PKG_CONFIG --cflags libotr) $(libgcrypt-config --cflags)" >> Makefile.settings
790	echo 'OTR_BI=otr.o' >> Makefile.settings
791	elif [ "$otr" = "plugin" ]; then
792	# for some mysterious reason beyond the comprehension of my mortal mind,
793	# the libgcrypt flags aren't needed when building as plugin. add them anyway.
794	echo '#define OTR_PI' >> config.h
795	echo "OTRFLAGS=$($PKG_CONFIG --libs libotr) $(libgcrypt-config --libs)" >> Makefile.settings
796	echo "CFLAGS+=$($PKG_CONFIG --cflags libotr) $(libgcrypt-config --cflags)" >> Makefile.settings
797	echo 'OTR_PI=otr.so' >> Makefile.settings
798	fi
799
800	if [ -z "$PYTHON" ]; then
801	for pp in python python3 python2; do
802	if which $pp > /dev/null; then
803	PYTHON=$pp
804	break
805	fi
806	done
807	fi
808
809	if [ "$doc" = "1" ]; then
810	# check this here just in case someone tries to install it in python2.4...
811	if [ ! -e $srcdir/doc/user-guide/help.txt ] && ! $PYTHON -m xml.etree.ElementTree > /dev/null 2>&1; then
812	echo
813	echo 'ERROR: Python (>=2.5 or 3.x) is required to generate docs'
814	echo "(Use the PYTHON environment variable if it's in a weird location)"
815	exit 1
816	fi
817	echo "DOC=1" >> Makefile.settings
818	echo "PYTHON=$PYTHON" >> Makefile.settings
819	fi
820
821	get_version
822
823	if [ "$BITLBEE_VERSION" != "$REAL_BITLBEE_VERSION" ]; then
824	echo 'Spoofing version number: '$BITLBEE_VERSION
825	echo '#undef BITLBEE_VERSION' >> config.h
826	echo '#define BITLBEE_VERSION "'$BITLBEE_VERSION'"' >> config.h
827	echo
828	fi
829
830	if ! make helloworld > /dev/null 2>&1; then
831	echo "WARNING: Your version of make (BSD make?) does not support BitlBee's makefiles."
832	echo "BitlBee needs GNU make to build properly. On most systems GNU make is available"
833	echo "under the name 'gmake'."
834	echo
835	if gmake helloworld > /dev/null 2>&1; then
836	echo "gmake seems to be available on your machine, great."
837	echo
838	else
839	echo "gmake is not installed (or not working). Please try to install it."
840	echo
841	fi
842	fi
843
844	pkgconfiglibs=''
845	case "$arch" in
846	CYGWIN* )
847	pkgconfiglibs='-L${libdir} -lbitlbee -no-undefined'
848	esac
849
850	cat <<EOF >bitlbee.pc
851	prefix=$prefix
852	includedir=$includedir
853	plugindir=$plugindir
854	libdir=$libdir
855	datadir=$datadir
856
857	Name: bitlbee
858	Description: IRC to IM gateway
859	Requires: glib-2.0
860	Version: $BITLBEE_VERSION
861	Libs: $pkgconfiglibs
862	Cflags: -I\${includedir}
863
864	EOF
865
866	protocols=''
867	protoobjs=''
868
869	if [ "$purple" = 0 ]; then
870	echo '#undef WITH_PURPLE' >> config.h
871	else
872	if ! $PKG_CONFIG purple; then
873	echo
874	echo 'Cannot find libpurple development libraries, aborting. (Install libpurple-dev?)'
875	exit 1
876	fi
877	echo '#define WITH_PURPLE' >> config.h
878	cat<<EOF >>Makefile.settings
879	EFLAGS += $($PKG_CONFIG purple --libs)
880	PURPLE_CFLAGS += $($PKG_CONFIG purple --cflags)
881	EOF
882	protocols=$protocols'purple '
883	protoobjs=$protoobjs'purple_mod.o '
884
885	# only disable these if the user didn't enable them explicitly
886	[ "$jabber" = "default-on" ] && jabber=0
887
888	echo '#undef PACKAGE' >> config.h
889	echo '#define PACKAGE "BitlBee-LIBPURPLE"' >> config.h
890
891	if [ "$events" = "libevent" ]; then
892	echo 'Warning: Some libpurple modules (including msn-pecan) do their event handling'
893	echo 'outside libpurple, talking to GLib directly. At least for now the combination'
894	echo 'libpurple + libevent is not recommended!'
895	echo
896	fi
897	fi
898
899	case "$CC" in
900	gcc )
901	echo CFLAGS+=-MMD -MF .depend/\$@.d >> Makefile.settings
902	for i in . lib tests protocols protocols/*/; do
903	mkdir -p $i/.depend
904	done
905	esac
906
907	if [ "$jabber" = 0 ]; then
908	echo '#undef WITH_JABBER' >> config.h
909	else
910	echo '#define WITH_JABBER' >> config.h
911	protocols=$protocols'jabber '
912	protoobjs=$protoobjs'jabber_mod.o '
913	fi
914
915	if [ "$twitter" = 0 ]; then
916	echo '#undef WITH_TWITTER' >> config.h
917	else
918	echo '#define WITH_TWITTER' >> config.h
919	protocols=$protocols'twitter '
920	protoobjs=$protoobjs'twitter_mod.o '
921	fi
922
923	if [ "$protocols" = "PROTOCOLS = " ]; then
924	echo "Warning: You haven't selected any communication protocol to compile!"
925	echo " BitlBee will run, but you will be unable to connect to IM servers!"
926	fi
927
928	echo "PROTOCOLS = $protocols" >> Makefile.settings
929	echo "PROTOOBJS = $protoobjs" >> Makefile.settings
930
931	echo Architecture: $arch
932	case "$arch" in
933	Linux )
934	;;
935	GNU/* )
936	;;
937	*BSD )
938	;;
939	Darwin )
940	echo 'STRIP=\# skip strip' >> Makefile.settings
941	;;
942	IRIX )
943	;;
944	SunOS )
945	echo 'EFLAGS+=-lresolv -lnsl -lsocket' >> Makefile.settings
946	echo 'STRIP=\# skip strip' >> Makefile.settings
947	echo '#define NO_FD_PASSING' >> config.h
948	if [ "$arch_rel" = "5.10" ]; then
949	echo '#define NO_STRCASESTR' >> config.h
950	fi
951	;;
952	AIX )
953	echo 'EFLAGS+=-Wl,-brtl' >> Makefile.settings
954	;;
955	CYGWIN* )
956	echo 'EFLAGS+=-Wl,--export-all,--out-implib,libbitlbee.dll.a' >> Makefile.settings
957	echo 'IMPLIB=libbitlbee.dll.a' >> Makefile.settings
958	;;
959	Windows )
960	echo 'Native windows compilation is not supported anymore, use cygwin instead.'
961	;;
962	* )
963	echo 'We haven'\''t tested BitlBee on many platforms yet, yours is untested. YMMV.'
964	echo 'Please report any problems at http://bugs.bitlbee.org/.'
965	;;
966	esac
967
968	if [ -n "$target" ]; then
969	echo "Cross-compiling for: $target"
970	fi
971
972	echo
973	echo 'Configuration done:'
974
975	if [ "$debug" = "1" ]; then
976	echo ' Debugging enabled.'
977	else
978	echo ' Debugging disabled.'
979	fi
980
981	if [ "$asan" = "1" ]; then
982	echo ' AddressSanitizer (ASAN) enabled.'
983	else
984	echo ' AddressSanitizer (ASAN) disabled.'
985	fi
986
987	if [ "$pie" = "1" ]; then
988	echo ' Building PIE executable'
989	else
990	echo ' Building non-PIE executable'
991	fi
992
993	if [ "$strip" = "1" ]; then
994	echo ' Binary stripping enabled.'
995	else
996	echo ' Binary stripping disabled.'
997	fi
998
999	if [ "$otr" = "1" ]; then
1000	echo ' Off-the-Record (OTR) Messaging enabled.'
1001	elif [ "$otr" = "plugin" ]; then
1002	echo ' Off-the-Record (OTR) Messaging enabled (as a plugin).'
1003	else
1004	echo ' Off-the-Record (OTR) Messaging disabled.'
1005	fi
1006
1007	if [ -n "$systemdsystemunitdir" ]; then
1008	echo ' systemd enabled.'
1009	else
1010	echo ' systemd disabled.'
1011	fi
1012
1013	echo ' Using python: '$PYTHON
1014
1015	if [ "$external_json_parser" = "1" ]; then
1016	echo ' Using system JSON parser.'
1017	else
1018	echo ' Using bundled JSON parser.'
1019	fi
1020
1021	echo ' Using event handler: '$events
1022	echo ' Using SSL library: '$ssl
1023	#echo ' Building with these storage backends: '$STORAGES
1024
1025	if [ -n "$protocols" ]; then
1026	echo ' Building with these protocols:' $protocols$protocols_mods
1027	case "$protocols" in
1028	purple)
1029	echo " Note that BitlBee-libpurple is supported on a best-effort basis. It's"
1030	echo " not fully compatible with normal BitlBee. Don't use it unless you"
1031	echo " absolutely need it (i.e. support for a certain protocol or feature)."
1032	esac
1033	else
1034	echo ' Building without IM-protocol support. We wish you a lot of fun...'
1035	fi

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